Which statement best explains how a cyclone forms? A. Air moves from centers of high pressure toward a center of low
pressure in a spiraling pattern.
B. Cold, dense air flows toward warmer, less dense air, so a cold
front ends up moving faster than a warm front.
C. Two different air masses meet, but neither moves into the other
one.
D. Isobars connect the same pressure readings on a weather map.

The image below shows a weather service map. which details best describe this map? check all that apply

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.

What is any method of measuring the age of an object or event in years, such as using atomic half-life?